The tiles contain elevation data encoded into RGB color model. Elevation in meters can be calculated as follows:
height = -10000 + ((R * 256 * 256 + G * 256 + B) * 0.1)
The viewer above shows a "hillshading" view of the encoded DEM.
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Name Terrain RGB
Created 2018-05-07 15:46 UTC
Last modified 2022-07-19 07:25 UTC
Min zoom 0
Max zoom 12